Better VLSI upgrade script

[harrisonliew]

upgrade-vlsi.sh takes args to pattern match specific plugin names. Recommend to do this instead of upgrading all plugins + Hammer at once, since incompatibility issues can arise in the latter case.
@moresa75

Related PRs / Issues:

Type of change:

• Bug fix
• New feature
• Other enhancement

Impact:

• RTL change
• Software change (RISC-V software)
• Build system change
• Other

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• Did you set main as the base branch?
• Is this PR's title suitable for inclusion in the changelog and have you added a changelog:<topic> label?
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• Did you delete any extraneous prints/debugging code?
• Did you mark the PR with a changelog: label?
• (If applicable) Did you update the conda .conda-lock.yml file if you updated the conda requirements file?
• (If applicable) Did you add documentation for the feature?
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• (If applicable) Did you mark the PR as Please Backport?

[kenhoberkeley]

Looks good this is better. Thanks!